(set-logic QF_LRA)
(declare-fun v6 () Bool)
(declare-fun v7 () Bool)
(declare-fun v13 () Bool)
(declare-fun v15 () Bool)
(assert (=> (=> v15 v6) (= v13 v7)))
(check-sat)
(check-sat)
(push 1)
(check-sat)
(pop 1)
(assert (= v15 (= v13 v7)))
(check-sat)
(push 1)
(check-sat)
(pop 1)
(assert (distinct true v15))
(push 1)
(check-sat)
(pop 1)
(push 1)
(check-sat)
(pop 1)
(push 1)
(check-sat)
(pop 1)
(push 1)
(check-sat)
(pop 1)
(check-sat)
